Spring ring



FIG. 1 is a front right perspective view of a spring ring with itsplunger in a first position;

FIG. 2 is a rear left perspective view of the spring ring with itsplunger in the first position;

FIG. 3 is a left side view of the spring ring with its plunger in thefirst position;

FIG. 4 is a front view of the spring ring with its plunger in the firstposition;

FIG. 5 is a right side view of the spring ring with its plunger in thefirst position;

FIG. 6 is a rear view of the spring ring with its plunger in the firstposition;

FIG. 7 is a top view of the spring ring with its plunger in the firstposition;

FIG. 8 is a bottom view of the spring ring with its plunger in the firstposition;

FIG. 9 is a front right perspective view of the spring ring with itsplunger in a second position;

FIG. 10 is a rear left perspective view of the spring ring with itsplunger in the second position;

FIG. 11 is a left side view of the spring ring with its plunger in thesecond position;

FIG. 12 is a front view of the spring ring with its plunger in thesecond position;

FIG. 13 is a right side view of the spring ring with its plunger in thesecond position; and,

FIG. 14 is a top view of the spring ring with its plunger in the secondposition.

CLAIM The ornamental design for a spring ring, as shown and described.